CN112485707A - 一种智能分布式馈线自动化测试电路 - Google Patents

一种智能分布式馈线自动化测试电路 Download PDF

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CN112485707A
CN112485707A CN202011077072.8A CN202011077072A CN112485707A CN 112485707 A CN112485707 A CN 112485707A CN 202011077072 A CN202011077072 A CN 202011077072A CN 112485707 A CN112485707 A CN 112485707A
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switch
intelligent
transformer
fault simulation
industrial
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欧世锋
黄伟翔
况成忠
俞小勇
吴丽芳
李克文
陈千懿
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Electric Power Research Institute of Guangxi Power Grid Co Ltd
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
    • G01R1/206—Switches for connection of measuring instruments or electric motors to measuring loads
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
    • H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
    • H02H7/263—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of measured values
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00016—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus
    • H02J13/00017—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus using optical fiber
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
    • H02J13/00036—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers
    • H02J13/0004—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers involved in a protection system
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20—Smart grids as enabling technology in buildings sector
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Supply And Distribution Of Alternating Current (AREA)

Abstract

本发明公开了一种智能分布式馈线自动化测试电路，所述测试电路包括变压器BT1、变压器BT2、变电站模拟断路器CB1、变电站模拟断路器CB2、智能开关FB1、智能开关FB2、智能开关FB3、智能开关FB4、故障模拟装置1、故障模拟装置2、故障模拟装置3、故障模拟装置4、故障模拟装置5、工业交换机1、工业交换机2、工业交换机3、工业交换机4、工业交换机5；所述的智能开关FB1、智能开关FB2、智能开关FB3、智能开关FB4通过工业交换机相连接组成局域网络，并通过局域网络交换线路的故障信息。所述智能分布式馈线自动化测试电路可在不同的线路结构中应用，达到提高测试效率的目的。

Description

一种智能分布式馈线自动化测试电路
技术领域
本发明涉及配电自动化测试技术领域，尤其涉及一种智能分布式馈线自动化测试电路。
背景技术
智能分布式馈线自动化由智能开关之间通过光纤通信交换故障信息，并可快速自动隔离故障线路段、恢复非故障线路段供电的一种先进馈线自动化技术。
在智能分布式馈线自动化工程建设中，采用带GPS继电保护测试仪的测试电路由于设置过程繁琐，测试效率底下。
发明内容
本发明的目的在于克服现有技术的不足，本发明提供了一种智能分布式馈线自动化测试电路，不依赖于继电保护测试仪，适应各种网架，提高了测试效率。
为了解决上述问题，本发明提出了一种智能分布式馈线自动化测试电路，所述测试电路包括变压器BT1、变压器BT2、变电站模拟断路器CB1、变电站模拟断路器CB2、智能开关FB1、智能开关FB2、智能开关FB3、智能开关FB4、故障模拟装置1、故障模拟装置2、故障模拟装置3、故障模拟装置4、故障模拟装置5、工业交换机1、工业交换机2、工业交换机3、工业交换机4、工业交换机5；其中，
所述的智能开关FB1、智能开关FB2、智能开关FB3、智能开关FB4通过工业交换机相连接组成局域网络，并通过局域网络交换线路的故障信息；
所述的变压器BT1输入端及变压器BT1输入端与交流220V相连接，变压器BT1输出端与变电站模拟断路器CB1输入端相连接，变压器BT2输出端与变电站模拟断路器CB2输入端相连接；
所述故障模拟装置连接于线路需要故障模拟的节点，用于负荷模拟及短路故障模拟。
本发明实施例中的智能分布式馈线自动化测试电路可在不同的线路结构中应用，达到提高测试效率的目的，其不依赖于继电保护测试仪，适应各种网架，提高了测试效率。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见的，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它的附图。
图1是本发明实施例中的智能分布式馈线自动化测试电路；
图2是本发明实施例中的故障模拟装置。
具体实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其它实施例，都属于本发明保护的范围。
图1示出了本发明实施例中的一种智能分布式馈线自动化测试电路电路图，所述测试电路包括变压器BT1、变压器BT2、变电站模拟断路器CB1、变电站模拟断路器CB2、智能开关FB1、智能开关FB2、智能开关FB3、智能开关FB4、故障模拟装置1、故障模拟装置2、故障模拟装置3、故障模拟装置4、故障模拟装置5、工业交换机1、工业交换机2、工业交换机3、工业交换机4、工业交换机5。所述智能开关FB1、智能开关FB2、智能开关FB3、智能开关FB4通过工业交换机相连接组成局域网络，并通过局域网络交换线路的故障信息；所述变压器BT1输入端及变压器BT1输入端与交流220V相连接，变压器BT1输出端与变电站模拟断路器CB1输入端相连接，变压器BT2输出端与变电站模拟断路器CB2输入端相连接；所述故障模拟装置连接于线路需要故障模拟的节点，用于负荷模拟及短路故障模拟。
所述智能开关FB3在正常运行时设置联络开关，为常开状态。
所述智能开关FB1、智能开关FB2、智能开关FB4在正常运行时设置分段开关，为常闭状态。
所述变压器BT1、变压器BT2变比为220/10，容量为5000VA。
在本发明实施例中，图2示出了本发明实施例中的故障模拟装置，通过故障模拟装置内的电阻器产生电流以模拟负荷电流，闭合故障模拟装置内的接触器KM短接三相电路以产生故障模拟电流以模拟故障点，在模拟故障点前端的智能开关检测到故障电流，在模拟故障点后端的智能开关未检测到故障电流，智能开关通过局域网交互故障信息后，模拟故障点两端的智能开关在变电站模拟断路器跳闸之前切断故障点，联络开关通过故障分生之前智能开关的电流值信息，判断非故障侧剩余容量是否满足转供电需求后再决定是否合闸。
本发明实施例中的智能分布式馈线自动化测试电路可在不同的线路结构中应用，达到提高测试效率的目的，其不依赖于继电保护测试仪，适应各种网架，提高了测试效率。
以上对本发明实施例所提供的智能分布式馈线自动化测试电路进行了详细介绍，本文中采用了具体个例对本发明的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本发明的方法及其核心思想；同时，对于本领域的一般技术人员，依据本发明的思想，在具体实施方式及应用范围上均会有改变之处，综上所述，本说明书内容不应理解为对本发明的限制。

Claims (4)

1.一种智能分布式馈线自动化测试电路，其特征在于，所述测试电路包括变压器BT1、变压器BT2、变电站模拟断路器CB1、变电站模拟断路器CB2、智能开关FB1、智能开关FB2、智能开关FB3、智能开关FB4、故障模拟装置1、故障模拟装置2、故障模拟装置3、故障模拟装置4、故障模拟装置5、工业交换机1、工业交换机2、工业交换机3、工业交换机4、工业交换机5；其中，
所述的智能开关FB1、智能开关FB2、智能开关FB3、智能开关FB4通过工业交换机相连接组成局域网络，并通过局域网络交换线路的故障信息；
所述的变压器BT1输入端及变压器BT1输入端与交流220V相连接，变压器BT1输出端与变电站模拟断路器CB1输入端相连接，变压器BT2输出端与变电站模拟断路器CB2输入端相连接；
所述故障模拟装置连接于线路需要故障模拟的节点，用于负荷模拟及短路故障模拟。
2.如权利要求1所述的智能分布式馈线自动化测试电路，其特征在于，所述智能开关FB3在正常运行时设置联络开关，为常开状态。
3.如权利要求1所述的智能分布式馈线自动化测试电路，其特征在于，所述智能开关FB1、智能开关FB2、智能开关FB4在正常运行时设置分段开关，为常闭状态。
4.如权利要求1所述的智能分布式馈线自动化测试电路，其特征在于，所述变压器BT1、变压器BT2变比为220/10，容量为5000VA。
CN202011077072.8A 2020-10-10 2020-10-10 一种智能分布式馈线自动化测试电路 Pending CN112485707A (zh)

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CN104091482A (zh) * 2014-07-17 2014-10-08 国家电网公司 智能配电网运维仿真培训系统
CN106444709A (zh) * 2016-10-13 2017-02-22 珠海许继电气有限公司 一种配电终端分布智能功能的自动测试方法和装置
CN108092248A (zh) * 2018-02-14 2018-05-29 广西思维奇电力工程咨询有限公司 一种智能分布式配网馈线故障快速切除隔离系统及其方法
CN110148940A (zh) * 2019-06-10 2019-08-20 国网上海市电力公司 配电网故障可视化模拟回溯系统及其模拟回溯方法
CN110417123A (zh) * 2019-07-26 2019-11-05 珠海市中力电力设备有限公司 一种用于智能分布式配网自动化终端
CN110491257A (zh) * 2019-08-02 2019-11-22 珠海科盈自动化系统有限公司 一种故障模拟展示装置
CN111581760A (zh) * 2020-05-27 2020-08-25 佳源科技有限公司 一种配电网通信结构优化方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104091482A (zh) * 2014-07-17 2014-10-08 国家电网公司 智能配电网运维仿真培训系统
CN106444709A (zh) * 2016-10-13 2017-02-22 珠海许继电气有限公司 一种配电终端分布智能功能的自动测试方法和装置
CN108092248A (zh) * 2018-02-14 2018-05-29 广西思维奇电力工程咨询有限公司 一种智能分布式配网馈线故障快速切除隔离系统及其方法
CN110148940A (zh) * 2019-06-10 2019-08-20 国网上海市电力公司 配电网故障可视化模拟回溯系统及其模拟回溯方法
CN110417123A (zh) * 2019-07-26 2019-11-05 珠海市中力电力设备有限公司 一种用于智能分布式配网自动化终端
CN110491257A (zh) * 2019-08-02 2019-11-22 珠海科盈自动化系统有限公司 一种故障模拟展示装置
CN111581760A (zh) * 2020-05-27 2020-08-25 佳源科技有限公司 一种配电网通信结构优化方法

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